ProxyConnectionEvent Class — netty Architecture

Source Code

handler-proxy/src/main/java/io/netty/handler/proxy/ProxyConnectionEvent.java lines 24–93

public final class ProxyConnectionEvent {

    private final String protocol;
    private final String authScheme;
    private final SocketAddress proxyAddress;
    private final SocketAddress destinationAddress;
    private String strVal;

    /**
     * Creates a new event that indicates a successful connection attempt to the destination address.
     */
    public ProxyConnectionEvent(
            String protocol, String authScheme, SocketAddress proxyAddress, SocketAddress destinationAddress) {
        this.protocol = ObjectUtil.checkNotNull(protocol, "protocol");
        this.authScheme = ObjectUtil.checkNotNull(authScheme, "authScheme");
        this.proxyAddress = ObjectUtil.checkNotNull(proxyAddress, "proxyAddress");
        this.destinationAddress = ObjectUtil.checkNotNull(destinationAddress, "destinationAddress");
    }

    /**
     * Returns the name of the proxy protocol in use.
     */
    public String protocol() {
        return protocol;
    }

    /**
     * Returns the name of the authentication scheme in use.
     */
    public String authScheme() {
        return authScheme;
    }

    /**
     * Returns the address of the proxy server.
     */
    @SuppressWarnings("unchecked")
    public <T extends SocketAddress> T proxyAddress() {
        return (T) proxyAddress;
    }

    /**
     * Returns the address of the destination.
     */
    @SuppressWarnings("unchecked")
    public <T extends SocketAddress> T destinationAddress() {
        return (T) destinationAddress;
    }

    @Override
    public String toString() {
        if (strVal != null) {
            return strVal;
        }

        StringBuilder buf = new StringBuilder(128)
            .append(StringUtil.simpleClassName(this))
            .append('(')
            .append(protocol)
            .append(", ")
            .append(authScheme)
            .append(", ")
            .append(proxyAddress)
            .append(" => ")
            .append(destinationAddress)
            .append(')');

        return strVal = buf.toString();
    }
}